Add 45/18 and 5/70, Solve 2 9/18 + 5/70 as a fraction

Add 45/18 and 5/70

1^st number: 2 9/18, 2^nd number: 5/70

45/18 + 5/70 is 18/7.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 70 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 18 × 35 = 630,
45/18 = 45 × 35/18 × 35 = 1575/630
Likewise, for the 2nd fraction, since 70 × 9 = 630,
5/70 = 5 × 9/70 × 9 = 45/630
Add the two like fractions:
1575/630 + 45/630 = 1575 + 45/630 = 1620/630
1620/630 simplified gives 18/7
So, 45/18 + 5/70 = 18/7
In mixed form: 24/7

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